LOK: we use callbacks latch for not missing messages sent very early

- lok::Document::setCallbackLatch: used on document load for
set/unset the latch

- now cell cursors of other views are correctly notified to the new
view

Change-Id: Ife6dca0e3e329b801d44070f55869afe95a2f313
Reviewed-on: https://gerrit.libreoffice.org/28812
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Marco Cecchetti <mrcekets@gmail.com>

2 files changed, 15 insertions, 0 deletions

diff --git a/include/LibreOfficeKit/LibreOfficeKit.h b/include/LibreOfficeKit/LibreOfficeKit.h
index 81d65c1ace38..53162a35e7f6 100644
--- a/include/LibreOfficeKit/LibreOfficeKit.h
+++ b/include/LibreOfficeKit/LibreOfficeKit.h
@@ -244,6 +244,10 @@ struct _LibreOfficeKitDocumentClass
                            const int nTileWidth,
                            const int nTileHeight);
 
+    /// @see lok::Document::setCallbackLatch().
+    void (*setCallbackLatch) (LibreOfficeKitDocument* pThis,
+                              bool bCallbackLatch);
+
 #endif // defined LOK_USE_UNSTABLE_API || defined LIBO_INTERNAL_ONLY
 };
 
diff --git a/include/LibreOfficeKit/LibreOfficeKit.hxx b/include/LibreOfficeKit/LibreOfficeKit.hxx
index eae43af27178..7c6a8d7e80b0 100644
--- a/include/LibreOfficeKit/LibreOfficeKit.hxx
+++ b/include/LibreOfficeKit/LibreOfficeKit.hxx
@@ -435,6 +435,17 @@ public:
                                             nTileWidth, nTileHeight);
     }
 
+    /**
+     * Enable/disable callbacks latch. LOK will set the latch when it wants to
+     * queue new callbacks but not flush them.
+     *
+     * @param bCallbackLatch: true enables the latch, false disables it.
+     */
+    inline void setCallbackLatch(bool bCallbackLatch)
+    {
+        mpDoc->pClass->setCallbackLatch(mpDoc, bCallbackLatch);
+    }
+
 #endif // defined LOK_USE_UNSTABLE_API || defined LIBO_INTERNAL_ONLY
 };